Summary of Significant Accounting Policies (Schedule of the Impact for the Adoption of ASU 842) (Details) - USD ($) $ in Thousands		Dec. 31, 2019		Jan. 01, 2019	Dec. 31, 2018	[2]
ASSETS
Other assets	[1]	$ 104,693		$ 93,796	$ 50,523
LIABILITIES
Accrued expenses and other current liabilities	[1]	206,533		185,894	174,325
Other long-term liabilities	[1]	199,288		183,343	$ 151,639
Accounting Standards Update 2016-02 [Member]
ASSETS
Other assets		40,095	[1]	43,300
LIABILITIES
Accrued expenses and other current liabilities	[1]	11,192
Other long-term liabilities	[1]	28,915
Accounting Standards Update 2016-02 [Member] | Balance Without Adoption Of ASC 842 [Member]
ASSETS
Other assets	[1]	64,598
LIABILITIES
Accrued expenses and other current liabilities	[1]	195,341
Other long-term liabilities	[1]	$ 170,373
Accounting Standards Update 2016-02 [Member] | Reclassification [Member]
ASSETS
Other assets	[1]			43,273
LIABILITIES
Accrued expenses and other current liabilities	[1]			11,569
Other long-term liabilities	[1]			$ 31,704

[1] Prior to the adoption of ASC 842, operating lease ROU assets and current and long-term operating lease liabilities were not recorded on the Consolidated Balance Sheets.

[2] Balance as previously reported on the Company’s Annual Report on Form 10-K for the year ended December 31, 2018.